Laserfiche WebLink
SECTION 16470 <br /> PANELBOARDS <br /> PART1 GENERAL <br /> 1 .01 REFERENCE STANDARDS <br /> A . Panelboards shall be in accordance with the Underwriter Laboratories (UL) " Standard for <br /> Panelboards " and " Standard for Cabinets and Boxes" and shall be so labeled where procedures <br /> exist . Panelboards shall also comply with NEMA Standard for Panelboards and the National <br /> Electrical Code (NEC ) . <br /> B . Where reference is made to one of the above standards, the revision in effect at the time of bid <br /> opening shall apply . <br /> 1 .02 MANUFACTURERS <br /> A. 480 Volt, 3 Phase, 3 Wire panelboards shall be; I-Line series by Square D Co . ; Type <br /> Pow-R-Line by Cutler Hammer/ Westinghouse or Type CCB as manufactured by the General <br /> Electric Co . <br /> PART 2 PRODUCTS <br /> 2 .01 GENERAL <br /> A. Rating <br /> 1 . All panelboards shall be rated for the intended voltage. <br /> 2 . Circuit breaker panelboards shall be fully rated for the specified circuit breaker fault <br /> current interrupting capacity. Series connected short circuit ratings will not be acceptable. <br /> 2 .02 MATERIALS (NEMA 1 ) <br /> IA. Interiors <br /> 1 . All interiors shall be completely factory assembled with circuit breakers, wire connectors, <br /> etc. All wire connectors, except screw terminals, shall be of the anti-tum solderless type <br /> and all shall be suitable for copper wire of the sizes indicated. <br /> j 2 . Interiors shall be so designed that circuit breakers can be replaced without disturbing <br /> adjacent units and without removing the main bus connectors and shall be so designed that <br /> circuits may be changed without machining, drilling or tapping. <br /> L3 . Branch circuits shall be arranged using double row construction except when narrow <br /> column panels are indicated. Branch circuits shall be numbered by the manufacturer. <br /> 4 . A nameplate shall be provided listing manufacturer's name, panel type and rating. <br /> l <br /> 044572017 <br /> ( 16470- 1 <br />